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Understanding preferences for self-sampling in a national cervical screening programme: a protocol for a discrete
Shabnam Thapa1,2, Jennifer C Davies3,4, Emma J Crosbie3,5
1National Institute for Health and Care Excellence, London, UK.
Understanding preferences for cervical screening self-sampling methods is key to improving uptake. This study uses a discrete choice experiment to identify features influencing choices for vaginal or urine self-sampling, aiming to overcome barriers in the National Health Service Cervical Screening Programme.
Area of Science:
- Public Health
- Health Services Research
- Gynecologic Oncology
Background:
- Current cervical screening involves healthcare professional collection, facing access and acceptability barriers.
- Human papillomavirus (HPV) testing enables self-sampling methods like vaginal and urine collection.
- Individual preferences for self-sampling features influencing cervical screening uptake remain unclear.
Purpose of the Study:
- To design and field a discrete choice experiment (DCE) to identify preferences for cervical screening self-sampling methods.
- To understand what features of self-sampling influence individuals' choices and screening behavior.
Main Methods:
- An online survey incorporating a DCE was developed.
- Attributes and levels were determined through literature review, expert input, and patient involvement.
- A D-efficient design generated choice sets, with regression analysis planned for attribute impact estimation.
Main Results:
- This section is not applicable as the abstract describes a study protocol.
Conclusions:
- This study protocol outlines the design of a DCE to investigate preferences for cervical screening self-sampling methods.
- Findings will inform the development of more acceptable and accessible cervical screening strategies, potentially increasing uptake.
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